449564886016 has 99 divisors (see below), whose sum is σ = 940495478503. Its totient is φ = 214773278720.

The previous prime is 449564885999. The next prime is 449564886041. The reversal of 449564886016 is 610688465944.

It is a happy number.

The square root of 449564886016 is 670496.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 493484601 + ... + 493485511.

Almost surely, 2^449564886016 is an apocalyptic number.

449564886016 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

449564886016 is the 670496-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449564886016

449564886016 is an abundant number, since it is smaller than the sum of its proper divisors (490930592487).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449564886016 is an frugal number, since it uses more digits than its factorization.

449564886016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 61.

The spelling of 449564886016 in words is "four hundred forty-nine billion, five hundred sixty-four million, eight hundred eighty-six thousand, sixteen".